<!DOCTYPE html>
<html>

	<head>
		<meta charset="UTF-8">
		<title></title>
	</head>

	<body>
	</body>
	<script type="text/javascript">
		var str;
		function function_name() {
			str = '周钟捷：天气有点凉，咱们去喝点东西吧，龙燕：好呀好呀，喝啥，周钟捷：我想呵护你'
		}
		function_name();
		
		console.log(str)
	</script>

</html>